Try e-Bay.
The 1998 F150 owners manual shows it as being in the right front passengers footwell , behind the kick panel
check out www . motorcraft service . com ( no spaces ) click on Owner Guides The owners manual ( which includes the fuse box diagram ) can be viewed on-line
The 1998 F-150 owners manual shows ( 5 W 30 ) for all engines
The 1998 Ford F150 owners manual shows it as being in the right front passengers footwell , behind the kick panel
According to the 1998 Ford F-150 owners manual : ( 5W-30 )
in owners manual or service manual
Click on the link below Click on Owner Guides The owners manual ( which includes the fuse diagrams ) can be viewed online
With the owners manual
According to the 1998 F150 owners manual , the 5 speed manual transmission takes Motorcraft MERCON automatic transmission fluid ( YES , ATF ! )
The 2006 F150 owners manual shows H13 / 9008 headlamp bulb
According to the 1998 Ford F-150 owners manual : The 5.4 liter has (330 lb/ft torque at 3,000 RPM )
https://www.fleet.ford.com/ There is a menu on there to find manuals.